Bright spots that looked like tiny rainbows? If so, you probably saw a sun dog, also known as mock sun or parhelia, which means "with the sun." These optical illusions are created by the ...

The topic today is more about a weather type of dog that doesn't look like a dog at all... Sun dogs. You may have noticed these as a tiny rainbow spot in the sky. I get questions about these all ...

A moon dog occurs at night in the winter when the moon is full, or near full, casting light through high clouds.

Sun dogs shine behind caribou antlers on snowy Hudson Bay coast, Churchill, MB, Canada (Photo by: Dennis Fast / VWPics/Universal Images Group via Getty Images) When a veil of clouds drapes the sky ...